/* Interface code for dealing with text properties.
- Copyright (C) 1993-1995, 1997, 1999-2012 Free Software Foundation, Inc.
+ Copyright (C) 1993-1995, 1997, 1999-2013 Free Software Foundation,
+ Inc.
This file is part of GNU Emacs.
xsignal0 (Qtext_read_only);
}
+/* Prepare to modify the region of BUFFER from START to END. */
+
+static void
+modify_region (Lisp_Object buffer, Lisp_Object start, Lisp_Object end)
+{
+ struct buffer *buf = XBUFFER (buffer), *old = current_buffer;
+
+ set_buffer_internal (buf);
+ modify_region_1 (XINT (start), XINT (end), true);
+ set_buffer_internal (old);
+}
-\f
/* Extract the interval at the position pointed to by BEGIN from
OBJECT, a string or buffer. Additionally, check that the positions
pointed to by BEGIN and END are within the bounds of OBJECT, and
/* Return nonzero if the plist of interval I has any of the
properties of PLIST, regardless of their values. */
-static inline int
+static int
interval_has_some_properties (Lisp_Object plist, INTERVAL i)
{
register Lisp_Object tail1, tail2, sym;
/* Return nonzero if the plist of interval I has any of the
property names in LIST, regardless of their values. */
-static inline int
+static int
interval_has_some_properties_list (Lisp_Object list, INTERVAL i)
{
register Lisp_Object tail1, tail2, sym;
}
if (BUFFERP (object))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
/* We are at the beginning of interval I, with LEN chars to scan. */
for (;;)
}
if (BUFFERP (object) && !NILP (coherent_change_p))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
set_text_properties_1 (start, end, properties, object, i);
}
/* Replace properties of text from START to END with new list of
- properties PROPERTIES. BUFFER is the buffer containing
+ properties PROPERTIES. OBJECT is the buffer or string containing
the text. This does not obey any hooks.
- You can provide the interval that START is located in as I,
- or pass NULL for I and this function will find it.
+ You should provide the interval that START is located in as I.
START and END can be in any order. */
void
-set_text_properties_1 (Lisp_Object start, Lisp_Object end, Lisp_Object properties, Lisp_Object buffer, INTERVAL i)
+set_text_properties_1 (Lisp_Object start, Lisp_Object end, Lisp_Object properties, Lisp_Object object, INTERVAL i)
{
register INTERVAL prev_changed = NULL;
register ptrdiff_t s, len;
else
return;
- if (i == NULL)
- i = find_interval (buffer_intervals (XBUFFER (buffer)), s);
+ eassert (i);
if (i->position != s)
{
{
copy_properties (unchanged, i);
i = split_interval_left (i, len);
- set_properties (properties, i, buffer);
+ set_properties (properties, i, object);
return;
}
- set_properties (properties, i, buffer);
+ set_properties (properties, i, object);
if (LENGTH (i) == len)
return;
/* We have to call set_properties even if we are going to
merge the intervals, so as to make the undo records
and cause redisplay to happen. */
- set_properties (properties, i, buffer);
+ set_properties (properties, i, object);
if (prev_changed)
merge_interval_left (i);
return;
/* We have to call set_properties even if we are going to
merge the intervals, so as to make the undo records
and cause redisplay to happen. */
- set_properties (properties, i, buffer);
+ set_properties (properties, i, object);
if (!prev_changed)
prev_changed = i;
else
}
if (BUFFERP (object))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
/* We are at the beginning of an interval, with len to scan */
for (;;)
else if (LENGTH (i) == len)
{
if (!modified && BUFFERP (object))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
remove_properties (Qnil, properties, i, object);
if (BUFFERP (object))
signal_after_change (XINT (start), XINT (end) - XINT (start),
i = split_interval_left (i, len);
copy_properties (unchanged, i);
if (!modified && BUFFERP (object))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
remove_properties (Qnil, properties, i, object);
if (BUFFERP (object))
signal_after_change (XINT (start), XINT (end) - XINT (start),
if (interval_has_some_properties_list (properties, i))
{
if (!modified && BUFFERP (object))
- modify_region (XBUFFER (object), XINT (start), XINT (end), 1);
+ modify_region (object, start, end);
remove_properties (Qnil, properties, i, object);
modified = 1;
}